00410nam a2200133Ia 450000500170000000800410001702000220005805000200008010000190010024500860011925000080020526000330021365000300024620251229124847.0251229s9999    xx            000 0 und d  a978-0-7131-4590-8  aQR 46 .T66 1990  aTopley, W.W.C. 0aTopley & Wilson's principles of bacteriology, virology and immunitycW.W.C Topley  a8th  aLondonb Edward Arnoldc1990  a1. Medicine, Bacteriology